Which of the following conditions is INCORRECTfor the shafts connected in series to each other?

A

$$\theta=\theta_{1}+\theta_{2}$$

B

$$T = T_{1}+T_{2}$$

C

$$\theta_{1} = \theta_{2}$$

D

$$T = T_{1} + T_{2}$$ and $$\theta_{1} = \theta_{2}$$ both